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Edwin Peer
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Eric Miao
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Mar 1, 2010
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/* | ||
* linux/arch/arm/mach-pxa/capc7117.c | ||
* | ||
* Support for the Embedian CAPC-7117 Evaluation Kit | ||
* based on the Embedian MXM-8x10 Computer on Module | ||
* | ||
* Copyright (C) 2009 Embedian Inc. | ||
* Copyright (C) 2009 TMT Services & Supplies (Pty) Ltd. | ||
* | ||
* 2007-09-04: eric miao <eric.y.miao@gmail.com> | ||
* rewrite to align with latest kernel | ||
* | ||
* 2010-01-09: Edwin Peer <epeer@tmtservices.co.za> | ||
* Hennie van der Merwe <hvdmerwe@tmtservices.co.za> | ||
* rework for upstream merge | ||
* | ||
* This program is free software; you can redistribute it and/or modify | ||
* it under the terms of the GNU General Public License version 2 as | ||
* published by the Free Software Foundation. | ||
*/ | ||
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#include <linux/irq.h> | ||
#include <linux/platform_device.h> | ||
#include <linux/ata_platform.h> | ||
#include <linux/serial_8250.h> | ||
#include <linux/gpio.h> | ||
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#include <asm/mach-types.h> | ||
#include <asm/mach/arch.h> | ||
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#include <mach/pxa320.h> | ||
#include <mach/mxm8x10.h> | ||
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#include "generic.h" | ||
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/* IDE (PATA) Support */ | ||
static struct pata_platform_info pata_platform_data = { | ||
.ioport_shift = 1 | ||
}; | ||
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static struct resource capc7117_ide_resources[] = { | ||
[0] = { | ||
.start = 0x11000020, | ||
.end = 0x1100003f, | ||
.flags = IORESOURCE_MEM | ||
}, | ||
[1] = { | ||
.start = 0x1100001c, | ||
.end = 0x1100001c, | ||
.flags = IORESOURCE_MEM | ||
}, | ||
[2] = { | ||
.start = gpio_to_irq(mfp_to_gpio(MFP_PIN_GPIO76)), | ||
.end = gpio_to_irq(mfp_to_gpio(MFP_PIN_GPIO76)), | ||
.flags = IORESOURCE_IRQ | IRQF_TRIGGER_RISING | ||
} | ||
}; | ||
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static struct platform_device capc7117_ide_device = { | ||
.name = "pata_platform", | ||
.num_resources = ARRAY_SIZE(capc7117_ide_resources), | ||
.resource = capc7117_ide_resources, | ||
.dev = { | ||
.platform_data = &pata_platform_data, | ||
.coherent_dma_mask = ~0 /* grumble */ | ||
} | ||
}; | ||
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static void __init capc7117_ide_init(void) | ||
{ | ||
platform_device_register(&capc7117_ide_device); | ||
} | ||
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/* TI16C752 UART support */ | ||
#define TI16C752_FLAGS (UPF_BOOT_AUTOCONF | \ | ||
UPF_IOREMAP | \ | ||
UPF_BUGGY_UART | \ | ||
UPF_SKIP_TEST) | ||
#define TI16C752_UARTCLK (22118400) | ||
static struct plat_serial8250_port ti16c752_platform_data[] = { | ||
[0] = { | ||
.mapbase = 0x14000000, | ||
.irq = gpio_to_irq(mfp_to_gpio(MFP_PIN_GPIO78)), | ||
.irqflags = IRQF_TRIGGER_RISING, | ||
.flags = TI16C752_FLAGS, | ||
.iotype = UPIO_MEM, | ||
.regshift = 1, | ||
.uartclk = TI16C752_UARTCLK | ||
}, | ||
[1] = { | ||
.mapbase = 0x14000040, | ||
.irq = gpio_to_irq(mfp_to_gpio(MFP_PIN_GPIO79)), | ||
.irqflags = IRQF_TRIGGER_RISING, | ||
.flags = TI16C752_FLAGS, | ||
.iotype = UPIO_MEM, | ||
.regshift = 1, | ||
.uartclk = TI16C752_UARTCLK | ||
}, | ||
[2] = { | ||
.mapbase = 0x14000080, | ||
.irq = gpio_to_irq(mfp_to_gpio(MFP_PIN_GPIO80)), | ||
.irqflags = IRQF_TRIGGER_RISING, | ||
.flags = TI16C752_FLAGS, | ||
.iotype = UPIO_MEM, | ||
.regshift = 1, | ||
.uartclk = TI16C752_UARTCLK | ||
}, | ||
[3] = { | ||
.mapbase = 0x140000c0, | ||
.irq = gpio_to_irq(mfp_to_gpio(MFP_PIN_GPIO81)), | ||
.irqflags = IRQF_TRIGGER_RISING, | ||
.flags = TI16C752_FLAGS, | ||
.iotype = UPIO_MEM, | ||
.regshift = 1, | ||
.uartclk = TI16C752_UARTCLK | ||
}, | ||
[4] = { | ||
/* end of array */ | ||
} | ||
}; | ||
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static struct platform_device ti16c752_device = { | ||
.name = "serial8250", | ||
.id = PLAT8250_DEV_PLATFORM, | ||
.dev = { | ||
.platform_data = ti16c752_platform_data | ||
} | ||
}; | ||
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static void __init capc7117_uarts_init(void) | ||
{ | ||
platform_device_register(&ti16c752_device); | ||
} | ||
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static void __init capc7117_init(void) | ||
{ | ||
/* Init CoM */ | ||
mxm_8x10_barebones_init(); | ||
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/* Init evaluation board peripherals */ | ||
mxm_8x10_ac97_init(); | ||
mxm_8x10_usb_host_init(); | ||
mxm_8x10_mmc_init(); | ||
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capc7117_uarts_init(); | ||
capc7117_ide_init(); | ||
} | ||
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MACHINE_START(CAPC7117, | ||
"Embedian CAPC-7117 evaluation kit based on the MXM-8x10 CoM") | ||
.phys_io = 0x40000000, | ||
.boot_params = 0xa0000100, | ||
.io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, | ||
.map_io = pxa_map_io, | ||
.init_irq = pxa3xx_init_irq, | ||
.timer = &pxa_timer, | ||
.init_machine = capc7117_init | ||
MACHINE_END |
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